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Add 21/30 and 90/4

1st number: 21/30, 2nd number: 22 2/4

21/30 + 90/4 is 116/5.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 30 and 4 is 60

    Next, find the equivalent fraction of both fractional numbers with denominator 60
  2. For the 1st fraction, since 30 × 2 = 60,
    21/30 = 21 × 2/30 × 2 = 42/60
  3. Likewise, for the 2nd fraction, since 4 × 15 = 60,
    90/4 = 90 × 15/4 × 15 = 1350/60
  4. Add the two like fractions:
    42/60 + 1350/60 = 42 + 1350/60 = 1392/60
  5. 1392/60 simplified gives 116/5
  6. So, 21/30 + 90/4 = 116/5
    In mixed form: 231/5

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